FOSSiBOT F3600 Pro 3840Wh Power Station

A wheeled power station with a 3840 Wh LiFePO4 battery and 3600 W of AC output. Combining AC and solar it takes 4200 W and fills in 1.5 hours, and two expansion batteries take it to 11,520 Wh.

~~$1,510.93~~

1%$1,490.93

Price with code · Geekbuying · as of 2026-10-09

Code 26BTS01 · 6% off

max $20 · orders over $50 · until 2026-10-31

Copy code & shop Geekbuying

~~$1,510.93~~1%$1,490.93Copy code & shop Geekbuying

Linked to expansion batteries and solar panels

13840 Wh, up to 11,520 Wh

The 3840 Wh unit grows to 11,520 Wh with two expansion batteries. Its 3600 W AC output runs most household appliances, and 13 devices can connect at once.

Five ways to recharge: AC, solar, generator, car and more

24200 W, 1.5-hour charge

Taking 2200 W AC and 2000 W solar together, it charges at up to 4200 W in 1.5 hours. AC alone takes 2 hours, solar alone 2 hours, and a generator or car can charge it too.

Keeping a computer running as a UPS in a blackout

310 ms UPS, LiFePO4

Placed between the wall and your devices, it switches to battery within 10 ms in a blackout. LiFePO4 cells rated for 6500+ cycles and a BMS watch voltage, current and temperature, and the app shows the status.

Key specs

Capacity: 3840 Wh LiFePO4 (up to 11,520 Wh)
AC output: 3600 W
Max input: 4200 W (2200 W AC + 2000 W solar)
Cycle life: 6500+ cycles
UPS switchover: Under 10 ms
Ships from: EU warehouse

Good pick if

You want serious backup power at home
You run high-power tools in an RV or workshop

Think twice if

You want something light enough to carry in one hand

FAQ

Is there a promo code?

Yes. Enter 26BTS01 at Geekbuying checkout when buying the FOSSiBOT F3600 Pro 3840Wh Power Station for 6% off. Conditions: max $20 · orders over $50 · until 2026-10-31.

What ports does it have?

One PD 100 W, three PD 20 W, two QC3.0, a car socket, two DC5521 12 V/3 A, one XT60 12 V/25 A and three AC outlets.

What’s in the box?

The F3600 Pro, AC charging cable, car charging cable, XT90 solar cable, a leather handle sleeve, a cable bag, a portable flashlight with USB cable, and manuals.